Fix typing errors (#935)

Found with:
codespell --skip=external --ignore-words-list=axix,bord,parm,soley,ue --write-changes --interactive 2

Co-authored-by: Daniele Forsi <iu5hkx@gmail.com>

src/process/FFTDataDistributor.cpp

@@ -67,7 +67,7 @@ void FFTDataDistributor::process() {
                 memmove(&inputBuffer.data[0], &inputBuffer.data[bufferOffset], bufferedItems*sizeof(liquid_float_complex));
                 bufferOffset = 0;
                 //if there are too much samples, we may even overflow !
-                //as a fallback strategy, drop the last incomming new samples not fitting in inputBuffer.data.
+                //as a fallback strategy, drop the last incoming new samples not fitting in inputBuffer.data.
                 if (bufferedItems + inp->data.size() > bufferMax) {
                     //clamp nbSamplesToAdd
                     nbSamplesToAdd = bufferMax - bufferedItems;

src/process/VisualProcessor.h

@@ -120,7 +120,7 @@ public:
     
 protected:
     // derived class must implement a  process() interface
-    //where typically 'input' data is consummed, processed, and then dispatched
+    //where typically 'input' data is consumed, processed, and then dispatched
     //with distribute() to all 'outputs'.
     virtual void process() = 0;